DATE | NAME/MISSION |
| April 24, 1893 | Sr. Don Manuel M. Peralta, E.E. and M.P. |
| December 1895 List | Sr. Don Joaquin Bernardo Calvo, Charge d'Affaires a.i |
| June 1, 1896 | Sr. Don Joaquin Bernardo Calvo, Minister |
| January 5, 1899 | Sr. Don Joaquin Bernardo Calvo, E.E. and M.P. |
| August 3, 1914 | Sr. Don Roberto Brenes Mesen, E.E. and M.P. |
| August 31, 1915 | Sr. Don Manuel Castro Quesada, E.E. and M.P. |
| September 1918 List | No representative listed. "Absent" printed after name of country. |
| November 29, 1920 | Sr. Don Octavio Beeche, E.E. and M.P. |
| December 27, 1922 | Sr. Don J. Rafael Oreamuno, E.E. and M.P. |
| June 8, 1928 | Sr. Guillermo E. Gonzalez, Charge d'Affaires a.i. |
| September 1, 1928 | Sr. Fernando E. Piza, Charge d'Affaires a.i. |
| October 2, 1928 | Sr. Don Manuel Castro Quesada, E.E. and M.P. |
| June 6, 1931 | Sr. Don Guillermo E. Gonzalez, Charge d'Affaires |
| May 20, 1932 | Sr. Don Manuel Gonz£lez-Zeled6n, Charge d'Affaires a.i. |
| May 25, 1934 | Sr. Don Manuel Gonzalez-Zeledon, Minister Resident |
| June 1936 List | LEGATION REMOVED |
| August 1936 List | LEGATION REPLACED |
| August 10, 1936 | Sr. Don Ricardo Castro Beeche, E.E. and M.P. |
| June 11, 1940 | Sr. Don Luis Fernandez Rodriguez, Appt. E.E. and M.P. |
| June 17, 1940 | E.E. and M.P. |
| May 6, 1943 | LEGATION RAISED TO EMBASSY |
| April 28, 1943 | Sr. Don Carlos Manuel Escalante, Appt. Amb. E. and P. |
| May 6, 1943 | Amb. E. and P. |
| May 29, 1944 | Sr. Don Francisco de P. Gutierrez, Appt. Amb. E. and P. |
| June 15, 1944 | Amb. E. and P. |
| May 11, 1948 | Sr. Don Mario Esqulivel, Appt. Amb. E. and P. |
| May 26, 1948 | Amb. E. and P. |
| February 28, 1950 | Sr. Don Mario Echandi Jimenez, Appt. Amb. E. and P. |
| March 10, 1950 | Amb. E. and P. |
| November 9, 1950 | Sr. Dr. Don J. Rafael Oreamuno, Appt. Amb. E. and P. |
| November 21, 1950 | Amb. E. and P. RESIGNED December 1, 1953 |
| December 2, 1953 | Sr. Don Jorge Hazera, Charge d'Affaires a.i. |
| January 26, 1954 | Sr. Dr. Don Antonio A. Facio, Appt. Amb. E. and P. |
| February 9, 1954 | Amb. E. and P. |
| May 18, 1955 | Sr. Don Fernando Fournier, Appt. Amb. E. and P. |
| June 2, 1955 | Amb. E. and P. |
| August 17, 1956 | Sr. Don Gonzalo J. Facio, Appt. Amb. E. and P. |
| August 30, 1956 | Amb. E. and P. |
| June 19, 1958 | Sr. Don Manuel G. Escalante Duran, Appt. Amb. E. and P. |
| July 16, 1958 | Amb. E. and P. |
| December 5, 1961 | Jose Rafael Oreamuno Flores, Amb. E. and P. |
| June 11, 1962 | Gonzalo Facio Segreda, Appt. Amb. E. and P. |
| July 6, 1962 | Amb. E. and P. |
| June 17, 1966 | Fernando ORTUNO Sobrado, Appt. Amb. E. and P. |
| June 28, 1966 | Amb. E. and P. |
| August 1, 1968 | Luis Dematrio Tinoco Castro, Appt. Amb. E. and P. |
| August 22, 1968 | Amb. E. and P. |
| July 7, 1970 | Rafael Alberto Zuniga, Appt. Amb. E. and P. |
| July 21, 1970 | Amb. E. and P. |
| March 26, 1973 | Marco Antonio LOPEZ Aguero, Appt. Amb. E. and P. |
| April 9, 1973 | Amb. E. and P. |
| July 19, 1974 | Rodolfo SILVA Vargas, Appt. Amb. E. and P. |
| August 19, 1974 | Amb. E. and P. |
| May 31, 1978 | Jose Rafael Echeverria, Appt. Amb. E. and P. |
| June 5, 1978 | Amb. E. and P. |
| June 9, 1982 | Fernando SOTO HARRISON , Appt Amb. E. and P. |
| July 29, 1982 | Amb. E. and P. |
| April 16, 1984 | Claudi Antonio VOLIO Guardia, Apptd. Amb. E and P. |
| June 18, 1984 | Amb. E and P. |
| August 6, 1985 | Federico VARGAS Peralta Appt |
| September 17, 1985 | Amb. E. and P. |
| December 18, 1986 | Guido FERNANDEZ Saborio, Appt |
| February 10, 1987 | Amb. E. and P. |
| April 22, 1988 | HE Danilo JIMENEZ Veiga, Appt |
| July 5, 1988 | Amb. E. and P. |
| July 22, 1990 | Gonzalo J. Facio, Appt |
| August 7, 1990 | Amb. E. and P. |
| August 11, 1994 | Sonia Picado, Amb. E. and P. |
| May 19, 1998 | Jaime Daremblum |
| May 27, 1998 | Amb. E. and P. |
| May 14, 2009 | Luis Diego ESCLANTE Vargas Appt. |
| May 20, 2009 | Amb. E. and P. |
| September 7, 2010 | Meta Shanon Figueres Boggs, Appt. |
| September 16, 2010 | Amb. E. and P. |
Special Terms* | |
